Home / 7,406.21-11,096.54-4,905.83

Finding the Fourth Proportional to 7,406.21, 11,096.54 and 4,905.83

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Solution

The fourth proportional to 7,406.21, 11,096.54 and 4,905.83 is: 7,350.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,406.21 : 11,096.54 = 4,905.83 : x
  2. Step 2: Convert to fraction form
    7,406.21/11,096.54 = 4,905.83/x
  3. Step 3: Cross multiply
    7,406.21x = 11,096.54 × 4,905.83
  4. Step 4: Simplify right side
    7,406.21x = 54,437,658.82
  5. Step 5: Solve for x
    x = 54,437,658.82/7,406.21
  6. Step 6: Final answer
    x = 7,350.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.